<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>箭头函数面试题</title>
</head>
<body>
	<script type="text/javascript">
	
		

		// var obj = {
		// 	age: 20,
		// 	say: () => {
		// 		alert(this.age)
		// 	}
		// }

		let age = 100;
		function fn() {
			console.log(age);
		}
		fn()
		
		// obj.say();
	</script>
</body>
</html>